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PODCAST

The Space Show by Dr. David Livingston

Dr. David M. Livingston

The Space Show® focuses on timely and important issues influencing the development of outer-space commerce and space tourism, as well as other related subjects of interest to us all. doctorspace.substack.com

science

All Episodes

10:19

Hotel Mars presents Dr. Ajay Kothari explaining the...

The Space Show by Dr. David Livingston ·

2025/11/08

Hotel Mars, Weds, Nov. 5, 2025Guest Dr. Ajay KothariSummary:John and I welcomed back to Hotel Mars Dr. AJ Kothari for one segment to discuss Russia’s successful test of the nuclear-powered Burevestnik cruise missile which Russia claims flew 14,000 km for 15 hours. The missile does this by capturing and compresses air, heating it over a nuclear reactor to create thrust. Dr. Kothari emphasized the attack danger of this missile because it flies low (50 to 100 m above the terrain) and is hard to detect

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84:14

David Barnhart, CEO of Arkisys, Inc., talks about...

The Space Show by Dr. David Livingston ·

2025/11/05

The Space Show Presents Arkisys CEO DAVE BARNHART Sunday, 11-2-25David Barnhart (Dave), CEO of Arkisys and research professor at USC, discussed the company’s progress in space operations and their unique business platform called “The Port” in Los Alamitos, Ca, including their work with NASA’s Astrobee facility and development of a free-flying space platform called “The Port.” The discussion covered various technical aspects including funding sources, modular space platforms, and navigation systems,

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10:31

Hotel Mars feature Doug Messier on the challenges of...

The Space Show by Dr. David Livingston ·

2025/11/05

Doug Messier was our Hotel Mars guest to discuss the challenges and the struggles concerning NASA getting back to the Moon before China even gets to the Moon. and the Moon Race Douglas Messier both responded to questions by John and David and he discussed a power struggle over NASA, including acting administrator Shawn Duffy’s interest in folding NASA into the Department of Transportation and his concern that the United States might lose the Moon Race 2.0 to China. The race is such a high priority

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64:59

Bill Gowan takes The Space Show audience to an...

The Space Show by Dr. David Livingston ·

2025/10/31

Bill Gowan, Tuesday, 10-28-25Quick Summary:The main focus of the discussion was Bill’s experience participating in The Planetary Society’s advocacy efforts on Capitol Hill, where he and other volunteers met with congressional representatives to advocate for increased funding for NASA’s science programs, which faces a proposed 47% budget cut in 2026.Detailed SummaryDavid Livingston hosted a special early Tuesday space show program featuring Bill Gowan, a retired electrical and systems engineer with

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59:52

Dr. Arun Sharma, Cedars Sinai cardiac researcher with...

The Space Show by Dr. David Livingston ·

2025/10/31

Dr. Arun Sharma Monday 10-27-25 Space ShowQuick Summary:Our program focused on the establishment and operations of Cedars-Sinai’s new Space Medicine Research Center, including its research programs, educational components, and institutional support. Arun discussed their stem cell research initiatives, particularly the creation of 3D heart tissue organoids grown in microgravity on the ISS, and explained their approach to training astronauts and conducting space-based medical research. The

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117:19

The Space Show Open Lines Discussion

The Space Show by Dr. David Livingston ·

2025/10/31

Open Line Discussion – 4451 10-26-25Quick Summary: The meeting began with technical discussions about audio issues and upcoming show scheduling, including a fundraising campaign for The Space Show. The group then engaged in extensive discussions about space exploration, focusing on SpaceX’s Starship program, NASA’s lunar lander projects, and the geopolitical competition with China regarding moon missions. The conversation concluded with debates about rocket system capabilities, cost effectiveness,

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107:21

Phil Swan talks about how going to Mars hinges on the...

The Space Show by Dr. David Livingston ·

2025/10/29

The Space Show presents Phil Swan, Friday, 10-24-25Quick recapThe program focused on economic and technological aspects of space exploration, particularly Mars voyages, with Phil Swan presenting his analysis of kinetic energy costs and the need for long-term strategic planning. The discussion covered various propulsion technologies, cost considerations for different rocket systems, and the potential for in-situ resource utilization on Mars. The group explored concepts like mass drivers, lunar

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19:27

Hotel Mars Presents Rick Fisher on the new U.S. vs....

The Space Show by Dr. David Livingston ·

2025/10/29

Hotel Mars, #4449 with Rick Fisher as guest, Wednesday, Oct. 22,2025:Brief program summary:The Hotel Mars team discussed the US Acceleration of the Moon Race Against China. Guest Rick Fisher, John and David discussed how the US moon race is accelerating, driven by President Trump’s demand to land on the moon by 2028 and concerns that China, using the Long March 10 booster, might get there by 2029. Interim NASA Director Sean Duffy reopened the lunar lander contract, previously held by SpaceX’s

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101:54

Dr. Mike Gruntman, USC Astronautics, talks about his...

The Space Show by Dr. David Livingston ·

2025/10/23

Quick recap: The program began with a focus on Neil Armstrong’s academic background and connections to USC, including his completed coursework and potential master’s degree, as well as his compensation as a NASA civil servant. The discussion concluded with an examination of space engineering education and industry practices, including the balance between government oversight and contractor responsibility, and the challenges of returning to the moon and planning future space missions. We were joined

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19:21

John Batchelor Hotel Mars with Anatoly Zak,...

The Space Show by Dr. David Livingston ·

2025/10/23

Brief Summary:John Batchelor and I welcomed our guest, Anatoly Zak of the RussianSpaceWeb.com. Anatoly updated us regarding the continued Russian debates about orbits and costs for a new space station after the ISS is deorbited. Anatoly Zak went into detail about Roscosmos facing challenging questions over the orbit of its new space station, considering both a low-inclination 51-degree orbit or a more expensive near-polar orbit. Our guest outlined the pluses and negatives for both choices. The polar

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77:34

Sam Ximenes of Astroport Space Technology and the WEX...

The Space Show by Dr. David Livingston ·

2025/10/21

Quick Summary: The program focused on discussing space architecture developments over the past 18 years, including the impact of reduced launch costs and the current state of lunar mission initiatives. The conversation covered technical details of lunar construction projects, including power requirements, reactor deployment, and the development of construction equipment and materials for moon bases. The discussion concluded with an overview of funding sources, regulatory challenges, and educational

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89:23

Dr. Haym Benaroya talks lunar development, habitats &...

The Space Show by Dr. David Livingston ·

2025/10/18

Please note that due to our 501C3 status with One Giant Leap Foundation, all donation, subscriptions and gifts must go through PayPal, Zelle or by check to The Space Show in Las Vegas. See the large PayPal button on our website home page, www.thespaceshow.com for details these supporting ways to help The Space Show. We are working to be an approved nonprofit for Substack support but the process is tedious and lengthy. In the meantime, we do ask for and need your support.Quick summary: Our program

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108:49

Joe Carroll talks spin and artificial gravity. Joe...

The Space Show by Dr. David Livingston ·

2025/10/16

Please note that due to our 501C3 status with One Giant Leap Foundation, all donation, subcriptions and gifts must go through PayPal, Zelle or by check to The Space Show in Las Vegas. See the large PayPal button on our website home page, www.thespaceshow.com for details these supporting ways to help The Space Show. We are working to be an approved nonprofit for Substack support but the process is tedious and lengthy. In the meantime, we do ask for and need your support.We talked about a a

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89:04

Jack Kingdon explains how Starship can do a 3 month...

The Space Show by Dr. David Livingston ·

2025/10/13

Quick Summary & Overview: Our program began with a detailed technical discussion about the Starship spacecraft and its potential for Mars missions. The group explored various technical challenges and possibilities for Starship’s capabilities, including engine operations, payload considerations, and transit times, while also discussing nuclear propulsion options and potential destinations for the spacecraft. The conversation concluded with discussions about lunar stations, their economic and

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19:21

Mark Whittington, journalist is back on Hotel Mars...

The Space Show by Dr. David Livingston ·

2025/10/13

John, David and Mark discussed America’s renewed interest in returning to the moon through the Artemis program, comparing it to the 1960s space race and exploring its historical context and potential future goals. They examined the program’s current status, including upcoming missions and challenges, while also discussing the possibility of human missions to Mars and the role of commercial space companies like SpaceX. The conversation concluded with a discussion of the political context surrounding

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65:41

Andrew Chanin on ETFs, space investment trends, and...

The Space Show by Dr. David Livingston ·

2025/10/11

We started the program with discussions about SPACs and space-focused investments, where Andrew shared his expertise on SPAC performance and the UFO ETF’s methodology. The discussion explored various aspects of space industry investment trends, including index criteria, the evolution of space technology, and the intersection of nuclear and space technologies. The conversation concluded with insights about the flow of investment capital between AI and space industries, along with discussions about

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97:43

John Hunt talks nuclear weapons development,...

The Space Show by Dr. David Livingston ·

2025/10/07

John Hunt presents to The Space Show are ready! Sunday, 10-5-25For the quick summary, we started our program with John Hunt as the guest talking about nuclear weapons development and space exploration technologies. The Space Show participants in the Zoom meeting explored various aspects of nuclear weapons history, including bomb designs, testing, and strategic implications, while also discussing the potential for nuclear technologies in space missions and propulsion systems. The conversation

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John Hunt, Sunday 10-5-25

The Space Show by Dr. David Livingston ·

2025/10/06

Summary is pending as is the Zoom video which will be on doctorspace.substack.com

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19:20

John Batchelor Hotel Mars Show with Dr. Joel Leja on...

The Space Show by Dr. David Livingston ·

2025/10/05

Hotel Mars, Weds, Oct. 1, 2025 with Joel on Little Red Dots and JWSTOur guest for this Hotel Mars program was Dr. Joel Leja, a cosmologist at Penn State University. Dr. Leja discussed the discovery of mysterious red dots observed in the first images from the James Webb Space Telescope. These dots, initially thought to be tiny galaxies or massive structures, presented a puzzle as they were brighter and redder than expected, challenging existing cosmological models. Despite the initial surprise,

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John Batchelor Hotel Mars, Wednesday, 10--1-25

The Space Show by Dr. David Livingston ·

2025/10/05

Guest Dr. Joel Leja talks about the little red dot discovery using James Webb Space Telescope and the blackhole start theory resulting from this discovery. Read the full summary at www.thespaceshow.com and doctorspace.substack.com for this program date.

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